update to new bitreader

src/bin/main.rs

@@ -0,0 +1,14 @@
+use std::error::Error;
+use std::fs;
+
+pub use tf_demo_parser::{Demo, DemoParser, Parse, ParseError, ParserState, Result, Stream};
+
+fn main() -> std::result::Result<(), Box<ParseError>> {
+    let file = fs::read("data/small.dem").expect("Unable to read file");
+    let demo = Demo::new(file);
+    let stream: Stream = demo.get_stream();
+    let mut parser = DemoParser::new(stream);
+    let (header, packets) = parser.parse_demo()?;
+    dbg!(header);
+    Ok(())
+}